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Reference point formation over time : a weighting function approach
Baucells, Manel - 2007
Persistent link: https://www.econbiz.de/10013443381
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The repurchase behavior of individual investors : an experimental investigation
Weber, Martin - 2007
Persistent link: https://www.econbiz.de/10013443382
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An individual level analysis of the disposition effect : empirical and experimental evidence
Weber, Martin - 2007
Persistent link: https://www.econbiz.de/10013443383
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Risikomessung im Kreditgeschäft: Eine empirische Analyse bankinterner Ratingverfahren
Weber, Martin; Krahnen, Jan Pieter; Voßmann, Frank - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 1998
-Modelle deutliche Unterschiede zwischen quantitativen und qualitativen Kriterien existieren. Desweiteren kann nachgewiesen werden, daß … sowohl im Vergleich zwischen Kredit- und Anleiheratings als auch im Interbankenvergleich der Kreditratings Unterschiede in …
Persistent link: https://www.econbiz.de/10005463612
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Corporate Governance and the Design of Stock Option Programs
Sautner, Zacharias; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 2005
Investors and academics increasingly criticize that features of employee stock option (ESO) programs reflect rent-extraction by managers (managerial power view). We use a unique European data set to investigate the relationship between the design of ESO programs and corporate governance...
Persistent link: https://www.econbiz.de/10005463617
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Prospect-Theory, Mental Accounting and Differences in Aggregated and Segregated Evaluation of Lottery Portfolios
Langer, Thomas; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 1999
If individuals have to evaluate a portfolio (or sequence) of lotteries their judgment is influenced by the portfolio presentation mode. Experimental studies (Redelmeier and Tversky, 1992, Benartzi and Thaler, 1998) found significantly higher acceptance rates for a sequence of lotteries, if the...
Persistent link: https://www.econbiz.de/10005463636
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Risk-Value Efficient Portfolios and Asset Pricing
Franke, Guenther; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 1997
Portfolio choice is usually modelled by von Neumann-Morgenstern utility. Risk-value models are more general and permit the derivation of risk-value efficient frontiers. A behaviourally based risk measure with an endogenous or exogenous benchmark is used to derive effcient portfolios and to...
Persistent link: https://www.econbiz.de/10005463642
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Home Bias in International Stock Return Expectation
Kilka, Michael; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 1997
Persistent link: https://www.econbiz.de/10005463655
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Der "Overconfidence Bias" und seine Konsequenzen in Finanzmärkten
Laschke, Andreas; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 1999
Individuen überschätzen häufig ihre Kenntnisse und Fähigkeiten oder die Qualität ihrer Information. Bei Entscheidungen … unter Unsicher-heit kann dies zu einer verzerrten Wahrnehmung der Erfolgswahrscheinlichkeit einer Entscheidung und im … Entstehungsursachen des "Overconfidence Bias" und unter-sucht dessen Konsequenzen in Finanzmärkten. …
Persistent link: https://www.econbiz.de/10005463687
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Communicating Asset Risk: How the format of historic volatility information affects risk perception and investment decisions
Siebenmorgen, Niklas; Weber, Elke U.; Weber, Martin - Sonderforschungsbereich 504 "Rationalitätskonzepte, …; … - 2000
An experiment examined the effect that the type and presentation format of information about investment options have on expectations held by investors about asset risk, returns, and volatility. Some respondents were provided with the names of investment options in addition to historical...
Persistent link: https://www.econbiz.de/10005463698